Composition of matter to be used as an indelible marking agent.



' seen and. read.

UNITED STATES PATENT OFFIQE.

CHARLES WILD, .TR., 01 VALATIE, NEW YORK.

COMPOSITION OF MATTER TO BE USED AS AN INDELIBLE MARKING AGENT.

t Application filed October 8,

To all whom it may concern:

Be it known that I, Cnanrns W'inn, J12, a citizen of the United States,residing at Valatie, in the county of Columbia and State of New York,have invented certain new and useful Improvements in Composition ofhiatter to be Used as an Indelible Marking Agent, of which thetollowing' is a specification.

iv'ty composition consists ot the following ingredients. paratlin,printers ink, and a coloring substance, preferably lamp black, ivory orbone powder, although white lead, or other coloring substances may beused. The paratlin is melted. and the other ingredients are thoroughlymingled with it by agitation, when the mixture is preferably placed informs to harden.

This composition, which may be formed into crayons. will indelibly markfabrics, and the goods so marked after passing thrimgh a bleach or dyewill retain their marks legible and clear.

it is well known that at present it is ditlicult to identity theparticular pieces of goods after they come out of the bleach or dye, be:ause heretofore no marking" composition has been made which willwithstand the chemical action. By the use of my composition the goodsmay be marked and passed through the strongest bleaching or dyeingcomposition and the marks can be readily While I have described the useof parattin, with coloring substances. .in connection with printers ink,I. do not wish to limit myself to the use of para'ltin particularly,since any Specification of Letters Patent.

Patented April 27, 1909.

1906. Serial No. 337,882.

basic substance which may be melted and will absorb or take up theprinters ink and coloring matter, such as tallow or other substance maybe used, and, as stated above, different coloril'ig substances may beused. thus giving to the crayons the ability to mark the goods white,black, green or any color desired, without departing from the spirit ofmy invention.

For one example of how my composition may be made up I give theffOllOWlllfQ for mula tor a dozen crayons.

Paratfin .0583 ozs. Lamp black .00833 Printers ink .00833 I may,however, change the proportions with reference to the character 0']. thematerial upon which the composition is to be used.

\Vhat I claim as my invention, and desire to secure by Letters Patentis:

l. A composition ot' matter comprising paratlin. coloring substance andprinters ink, as hereinbefore set forth.

A composition of matter comprising printers ink, a coloring substanceand a basic substance with which the foregoing is melted and agitated.substantially as herein set forth.

In testimony whereof l. have aflixed my signature in presence of twowitnesses.

\Yitnesses Fnnomnok \V. CAMERON, EowiN D. HOWE.

